GB2019597B - Measuring soft contactlenses and the like - Google Patents

Measuring soft contactlenses and the like

Info

Publication number
GB2019597B
GB2019597B GB7910725A GB7910725A GB2019597B GB 2019597 B GB2019597 B GB 2019597B GB 7910725 A GB7910725 A GB 7910725A GB 7910725 A GB7910725 A GB 7910725A GB 2019597 B GB2019597 B GB 2019597B
Authority
GB
United Kingdom
Prior art keywords
contactlenses
measuring soft
soft
measuring
soft contactlenses
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB7910725A
Other versions
GB2019597A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Optische Werke G Rodenstock
Original Assignee
Optische Werke G Rodenstock
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Optische Werke G Rodenstock filed Critical Optische Werke G Rodenstock
Publication of GB2019597A publication Critical patent/GB2019597A/en
Application granted granted Critical
Publication of GB2019597B publication Critical patent/GB2019597B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/255—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures for measuring radius of curvature
GB7910725A 1978-04-20 1979-03-27 Measuring soft contactlenses and the like Expired GB2019597B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2817327A DE2817327C2 (en) 1978-04-20 1978-04-20 Device for measuring the radii of soft contact lenses

Publications (2)

Publication Number Publication Date
GB2019597A GB2019597A (en) 1979-10-31
GB2019597B true GB2019597B (en) 1982-10-06

Family

ID=6037600

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7910725A Expired GB2019597B (en) 1978-04-20 1979-03-27 Measuring soft contactlenses and the like

Country Status (8)

Country Link
US (1) US4225231A (en)
JP (1) JPS54141165A (en)
CH (1) CH639193A5 (en)
DE (1) DE2817327C2 (en)
ES (1) ES479462A1 (en)
FR (1) FR2423750A1 (en)
GB (1) GB2019597B (en)
IT (1) IT1115140B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0237349U (en) * 1988-09-02 1990-03-12
FR2644884A1 (en) * 1989-03-24 1990-09-28 Amiard Hugues Pivoting scanning interferometer for measuring the profile of aspherical surfaces
GB2267340A (en) * 1992-05-27 1993-12-01 Roke Manor Research Optical system for measuring surface curvature using a rotatable mirror
US20130309389A1 (en) 2010-12-13 2013-11-21 Cargill, Incorporated Glycoside blends

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3027804A (en) * 1958-08-25 1962-04-03 Plasmatic Inc Contact lens support
US3019708A (en) * 1959-06-17 1962-02-06 American Optical Corp Microscope stages
US3404936A (en) * 1964-10-01 1968-10-08 Obrig Lab Inc Ophthalmometer and method of measuring curvature of a cornea
US3486812A (en) * 1966-09-14 1969-12-30 David Volk Apparatus for measuring the eccentricity of an approximately conicoid surface
US3540828A (en) * 1966-12-08 1970-11-17 Joseph S Nupuf Optical testing device and method of using the same
DE2202560C3 (en) * 1972-01-20 1979-12-13 Optische Werke G. Rodenstock, 8000 Muenchen Device for receiving contact lenses or the like. to measure their radii of curvature with the help of a conventional optical curvature measuring device
DE2557252A1 (en) * 1975-12-19 1977-06-23 Agfa Gevaert Ag Soft contact lens ophthalmometer - uses fluid supporting bath to avoid deformation of lens during curvature measurement

Also Published As

Publication number Publication date
IT7948744A0 (en) 1979-04-13
DE2817327B1 (en) 1979-06-21
GB2019597A (en) 1979-10-31
CH639193A5 (en) 1983-10-31
JPS54141165A (en) 1979-11-02
FR2423750B1 (en) 1984-02-10
IT1115140B (en) 1986-02-03
US4225231A (en) 1980-09-30
FR2423750A1 (en) 1979-11-16
DE2817327C2 (en) 1980-02-28
ES479462A1 (en) 1979-07-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee